package pl.easyshop.core.services.user;

import java.util.List;


public interface UserService {
	
	boolean checkAvaiableUsername(String username);
	UserData registrationUser(UserData data);
	void updateUser(UserData data);
	void deleteUser(Long id);
	UserData loadUserData(Long id);
	UserData loadByUsername(String login);
	List<UserData> getAllUsers();
}
